Home / 17,674.80-24,348.60-12,361.20

Finding the Fourth Proportional to 17,674.80, 24,348.60 and 12,361.20

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Solution

The fourth proportional to 17,674.80, 24,348.60 and 12,361.20 is: 17,028.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,674.80 : 24,348.60 = 12,361.20 : x
  2. Step 2: Convert to fraction form
    17,674.80/24,348.60 = 12,361.20/x
  3. Step 3: Cross multiply
    17,674.80x = 24,348.60 × 12,361.20
  4. Step 4: Simplify right side
    17,674.80x = 300,977,914.32
  5. Step 5: Solve for x
    x = 300,977,914.32/17,674.80
  6. Step 6: Final answer
    x = 17,028.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.